Display a pin entry pop-up for RUIM personalization states

- Add strings for Network1, Network2, Hrpd,
  Ruim Corporate and ServiceProvider perso states

- Add unit tests for the new card states
Bug 997051 - [Gallery] the MAX_IMAGE_SIZE in inline viewer doesn't not use customization config value
Bug 934727 - Switch l10n.js to use xhr.addEventListener. r=stas
Bug 997521 - Add prepopulated top sites and history. r=kgrandon
Bug 996284 - Give lockscreen icons a higher z-index than slider.
Merge pull request #18350 from nsarkar/bug987428

Display a pin entry pop-up for RUIM personalization states
Merge pull request #18203 from zbraniecki/934727-use-xmlhttprequest

Bug 934727 - Switch l10n.js to use xhr.addEventListener. r=stas
Bug 997713 - Regression: e.me topic pages contain no results. r=daleharvey
Bug 956634 - [jsdoc] Enable generate all apps/ jsdoc

- auto load grunt tasks
- use jsdoc.json for each app
Merge pull request #15025 from gasolin/issue-956634

Bug 956634 - [jsdoc] Enable generate all apps/ jsdoc, r=yurenju
Bug 996662 - Rocketbar tests are intermittently failing r=daleharvey
Revert "Merge pull request #18406 from cctuan/968661-4"

This reverts commit 6b7a10e5d026cf031b2f3fc0fe5f671ea02dd4f9, reversing
changes made to eb97461e75cd44d20967bc410b5653dff031ef5a.
Merge pull request #18461 from KevinGrandon/bug_996662_rocketbar_tests

Bug 996662 - Rocketbar tests are intermittently failing
Merge pull request #18453 from daleharvey/997521-redux

Bug 997521 - Add prepopulated top sites and history. r=kgrandon
Bug 991261 - [Home2] Method to Return to Top of Vertical Homescreen r=me
Merge pull request #18467 from KevinGrandon/bug_991261_scroll_to_top

Bug 991261 - [Home2] Method to Return to Top of Vertical Homescreen
Merge pull request #18459 from eeejay/bug-996284

Bug 996284 - Give lockscreen icons a higher z-index than slider. r=snowmantv
Merge pull request #18359 from huchengtw-moz/gallery/Bug_997051-master

Bug 997051 - [Gallery] the MAX_IMAGE_SIZE in inline viewer doesn't not u...